The Bobcat T66 skid-steer battery size is Group 31, and it uses a 48-volt electrical system. Its 1000 CCA rating is high for Bobcat skid-steers in this dataset.
How this battery compares
Compared with other Bobcat skid-steer battery ratings in this dataset.
Battery specification
Model-specific replacement data
Replacement battery
What to match when buying
The Bobcat T66 skid-steer loader uses a 12-volt battery with approximately 1,000 cold-cranking amps (CCA) for reliable starting in various conditions.
Battery location
Where the battery is mounted
The battery on the Bobcat T66 skid-steer loader is located under the rear floor panel on the left side of the machine.
Model details
Equipment identity
How to replace the battery
Basic replacement procedure
Park on level ground, lower the lift arms/attachment, stop the engine, remove the key and isolate electrical power. Open the battery access, disconnect the negative cable first and then positive, remove the hold-down and lift out the battery. Clean the tray/terminals, install the replacement securely, connect positive first and negative last, then verify charging voltage and starting operation.
Bad battery symptoms
Signs the battery may be failing
Common symptoms of a bad battery in a Bobcat T66 skid steer loader include slow cranking, clicking sounds when trying to start, and dashboard lights not illuminating properly. For battery specifications and replacement options, it's best to consult the Bobcat website or your local dealer.
What battery size fits the Bobcat T66?
Quick answer
The official battery group size for the Bobcat T66 skid steer loader is Group 31. For replacement, it's important to use a battery specifically designed for Bobcat equipment to ensure optimal performance.
How many CCA does the Bobcat T66 need?
Quick answer
The recommended battery for the Bobcat T66 skid steer loader has a Cold Cranking Amps (CCA) rating of 1000 CCA. This specification ensures reliable starting power in various conditions.
What voltage battery does the Bobcat T66 use?
Quick answer
The Bobcat T66 compact track loader uses a 48-volt battery system for its electric drive and auxiliary systems.
Where is the battery on the Bobcat T66?
Quick answer
The battery on the Bobcat T66 skid-steer loader is located under the rear floor panel on the left side of the machine.
What is the best replacement battery for the Bobcat T66?
Quick answer
The Bobcat T66 skid-steer loader uses a 12-volt battery with approximately 1,000 cold-cranking amps (CCA) for reliable starting in various conditions.

